Grade of disc degeneration according to Pfirmann grading system and

Grade of disc degeneration according to Pfirmann grading system

Yong-Soo Choi's research works Christian Hospital, Saint Louis

Asian Spine Journal

PDF) The Influence of Fat Infiltration of Back Extensor Muscles on

PDF) The Influence of Fat Infiltration of Back Extensor Muscles on

Flow chart describing the different levels of the multidimensional

Yong-Soo Choi's research works Christian Hospital, Saint Louis

Dong-Hyuk CHOI Research profile

The promontory angle: the angles between sacral upper margin and